var lineChartData = {
    labels: ["January", "February", "March", "April", "May", "June", "July"],
    datasets: [
        {
            fillColor: "rgba(49, 195, 166, 0.2)",
            strokeColor: "rgba(49, 195, 166, 1)",
            pointColor: "rgba(49, 195, 166, 1)",
            pointStrokeColor: "#fff",
            data: [65, 59, 90, 81, 56, 55, 40]
        },
        {
            fillColor: "rgba(151,187,205,0.5)",
            strokeColor: "rgba(151,187,205,1)",
            pointColor: "rgba(151,187,205,1)",
            pointStrokeColor: "#fff",
            data: [28, 48, 40, 19, 96, 27, 100]
        }
    ]

}

var myLine = new Chart(document.getElementById("canvas4").getContext("2d")).Line(lineChartData);